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Monthly weather forecast in Spearfish
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
4
+23
+18
4 August, sun
+23
+18
Feels like
+21
667 mmHg
52%
6
m/s
NW
4 August, Sunday. day, 23°; night, 18°; clear
5
August
+31
+17
5 August, mon
+31
+17
Feels like
+28
674 mmHg
61%
5
m/s
NW
Climate normal
+25
+18
5 August, Monday. day, 31°; night, 17°; mostly clear
6
+31
+20
6 August, tue
+31
+20
Feels like
+22
674 mmHg
65%
6.8
m/s
E
Climate normal
+25
+19
6 August, Tuesday. day, 31°; night, 20°; light rain
7
+25
+15
7 August, wed
+25
+15
Feels like
+20
671 mmHg
65%
5.5
m/s
NW
Climate normal
+24
+19
7 August, Wednesday. day, 25°; night, 15°; light rain
8
+18
+13
8 August, thu
+18
+13
Feels like
+15
676 mmHg
76%
3.5
m/s
NE
Climate normal
+23
+17
8 August, Thursday. day, 18°; night, 13°; rain
9
+20
+12
9 August, fri
+20
+12
Feels like
+15
678 mmHg
70%
3.8
m/s
E
Climate normal
+25
+19
9 August, Friday. day, 20°; night, 12°; thunderstorm with rain
10
+24
+17
10 August, sat
+24
+17
Feels like
+14
679 mmHg
65%
7.9
m/s
SE
Climate normal
+27
+20
10 August, Saturday. day, 24°; night, 17°; heavy rain
11
+26
+17
11 August, sun
+26
+17
Feels like
+21
675 mmHg
68%
4.5
m/s
E
Climate normal
+25
+18
11 August, Sunday. day, 26°; night, 17°; light rain
12
+26
+17
12 August, mon
+26
+17
Feels like
+20
672 mmHg
64%
4.6
m/s
NE
Climate normal
+25
+19
12 August, Monday. day, 26°; night, 17°; rain
13
+27
+16
13 August, tue
+27
+16
Feels like
+21
671 mmHg
62%
5.7
m/s
SW
Climate normal
+24
+18
13 August, Tuesday. day, 27°; night, 16°; light rain
14
+27
+16
14 August, wed
+27
+16
Feels like
+21
672 mmHg
57%
5
m/s
NW
Climate normal
+23
+17
14 August, Wednesday. day, 27°; night, 16°; partly cloudy
15
+28
+17
15 August, thu
+28
+17
Feels like
+21
670 mmHg
50%
5.2
m/s
NW
Climate normal
+22
+16
15 August, Thursday. day, 28°; night, 17°; mostly clear
16
+30
+17
16 August, fri
+30
+17
Feels like
+22
671 mmHg
42%
4.2
m/s
NW
Climate normal
+23
+18
16 August, Friday. day, 30°; night, 17°; mostly clear
17
+33
+27
17 August, sat
+33
+27
Feels like
+25
655 mmHg
45%
7.8
m/s
SE
Climate normal
+25
+19
17 August, Saturday. day, 33°; night, 27°; mostly clear
18
+34
+24
18 August, sun
+34
+24
Feels like
+28
654 mmHg
42%
3
m/s
SE
Climate normal
+23
+17
18 August, Sunday. day, 34°; night, 24°; partly cloudy
19
+35
+27
19 August, mon
+35
+27
Feels like
+30
655 mmHg
38%
1.9
m/s
E
Climate normal
+24
+18
19 August, Monday. day, 35°; night, 27°; clear
20
+34
+26
20 August, tue
+34
+26
Feels like
+27
657 mmHg
30%
5.1
m/s
SE
Climate normal
+26
+20
20 August, Tuesday. day, 34°; night, 26°; clear
21
+33
+25
21 August, wed
+33
+25
Feels like
+26
656 mmHg
34%
4.3
m/s
SE
Climate normal
+26
+20
21 August, Wednesday. day, 33°; night, 25°; clear
22
+33
+25
22 August, thu
+33
+25
Feels like
+24
657 mmHg
33%
5.6
m/s
E
Climate normal
+25
+19
22 August, Thursday. day, 33°; night, 25°; clear
23
+32
+25
23 August, fri
+32
+25
Feels like
+25
657 mmHg
33%
4.6
m/s
SE
Climate normal
+24
+18
23 August, Friday. day, 32°; night, 25°; clear
24
+32
+25
24 August, sat
+32
+25
Feels like
+27
655 mmHg
35%
1.9
m/s
NE
Climate normal
+25
+19
24 August, Saturday. day, 32°; night, 25°; partly cloudy
25
+30
+26
25 August, sun
+30
+26
Feels like
+26
654 mmHg
43%
2.9
m/s
NE
Climate normal
+26
+19
25 August, Sunday. day, 30°; night, 26°; light rain
26
+30
+25
26 August, mon
+30
+25
Feels like
+25
655 mmHg
49%
3.4
m/s
NE
Climate normal
+26
+19
26 August, Monday. day, 30°; night, 25°; light rain
27
+27
+22
27 August, tue
+27
+22
Feels like
+23
656 mmHg
56%
6.1
m/s
E
Climate normal
+26
+20
27 August, Tuesday. day, 27°; night, 22°; partly cloudy
28
+23
+19
28 August, wed
+23
+19
Feels like
+21
656 mmHg
77%
5.3
m/s
E
Climate normal
+26
+21
28 August, Wednesday. day, 23°; night, 19°; rain
29
+26
+20
29 August, thu
+26
+20
Feels like
+22
655 mmHg
68%
4.9
m/s
E
Climate normal
+27
+19
29 August, Thursday. day, 26°; night, 20°; mostly clear
30
+26
+19
30 August, fri
+26
+19
Feels like
+22
658 mmHg
68%
5.4
m/s
SE
Climate normal
+24
+19
30 August, Friday. day, 26°; night, 19°; mostly clear
31
+25
+18
31 August, sat
+25
+18
Feels like
+20
660 mmHg
63%
4.6
m/s
SE
Climate normal
+24
+17
31 August, Saturday. day, 25°; night, 18°; clear
1 September
+24
+18
1 September, sun
+24
+18
Feels like
+18
661 mmHg
55%
3.7
m/s
SE
Climate normal
+25
+17
1 September, Sunday. day, 24°; night, 18°; partly cloudy
2
+21
+17
2 September, mon
+21
+17
Feels like
+16
661 mmHg
65%
4.9
m/s
E
Climate normal
+24
+16
2 September, Monday. day, 21°; night, 17°; light rain
3
+22
+17
3 September, tue
+22
+17
Feels like
+19
659 mmHg
71%
3.4
m/s
SE
Climate normal
+22
+16
3 September, Tuesday. day, 22°; night, 17°; light rain
Average data for 10 years
Next, the average data for 10 years
4
+23
+16
4 September, wed
+23
+16
Feels like
+20
666 mmHg
43%
6
m/s
W
4 September, Wednesday. day, 23°; night, 16°; clear
5
+21
+15
5 September, thu
+21
+15
Feels like
+18
667 mmHg
46%
6.1
m/s
W
5 September, Thursday. day, 21°; night, 15°; clear
6
+21
+15
6 September, fri
+21
+15
Feels like
+18
667 mmHg
43%
6
m/s
N
6 September, Friday. day, 21°; night, 15°; clear
7
+21
+16
7 September, sat
+21
+16
Feels like
+17
667 mmHg
47%
5.6
m/s
SW
7 September, Saturday. day, 21°; night, 16°; rain
Average for 30 days
12
sunny days
13
days with precipitation
5
cloudy days
12 sunny days; 13 days with precipitation; 5 cloudy days;
55
%
air humidity
4.7
m/s
Wind
SE
38
mm of precipitation
(6% of annual average)
air humidity 55%; 38 millimeters of precipitation (6% of annual average); Wind south-easterly 4.7 Meters per second
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NW
E
NW
NE
E
SE
E
NE
SW
NW
NW
NW
SE
SE
E
SE
SE
E
SE
NE
NE
NE
E
E
E
SE
SE
SE
E
SE
5
Average data for 10 years
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
1
September
2
3
Daytime temperature
Night-time temperature
